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printeroptiowidget: Override mnemonic_labels_changed

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Set the labelled-by relationship on the control
that is contained inside the printer option widget.
This commit is contained in:
Matthias Clasen
2023-06-16 20:26:57 -04:00
parent 4466f89b02
commit 914bfc6cdf
1 changed files with 43 additions and 0 deletions
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43
gtk/print/gtkprinteroptionwidget.c
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@@ -82,6 +82,7 @@ static void gtk_printer_option_widget_get_property (GObject *object,
GParamSpec *pspec);
static gboolean gtk_printer_option_widget_mnemonic_activate (GtkWidget *widget,
gboolean group_cycling);
static void gtk_printer_option_widget_mnemonic_labels_changed (GtkWidget *widget);
static void
gtk_printer_option_widget_class_init (GtkPrinterOptionWidgetClass *class)
@@ -97,6 +98,7 @@ gtk_printer_option_widget_class_init (GtkPrinterOptionWidgetClass *class)
object_class->get_property = gtk_printer_option_widget_get_property;
widget_class->mnemonic_activate = gtk_printer_option_widget_mnemonic_activate;
widget_class->mnemonic_labels_changed = gtk_printer_option_widget_mnemonic_labels_changed;
signals[CHANGED] =
g_signal_new ("changed",
@@ -200,6 +202,47 @@ gtk_printer_option_widget_mnemonic_activate (GtkWidget *widget,
return FALSE;
}
static void
gtk_printer_option_widget_mnemonic_labels_changed (GtkWidget *widget)
{
GtkPrinterOptionWidget *powidget = GTK_PRINTER_OPTION_WIDGET (widget);
GtkPrinterOptionWidgetPrivate *priv = powidget->priv;
GtkWidget *target;
GList *mnemonic_labels;
if (priv->check)
target = priv->check;
else if (priv->combo)
target = priv->combo;
else if (priv->entry)
target = priv->entry;
else if (priv->button)
target = priv->button;
else
return;
/* The ATContext takes ownership of the GList returned by list_mnemonic_labels(),
* so we don't need to free it
*/
mnemonic_labels = gtk_widget_list_mnemonic_labels (widget);
if (mnemonic_labels != NULL)
{
GtkAccessibleRelation relation = GTK_ACCESSIBLE_RELATION_LABELLED_BY;
GValue value = G_VALUE_INIT;
gtk_accessible_relation_init_value (relation, &value);
g_value_set_pointer (&value, mnemonic_labels);
gtk_accessible_update_relation_value (GTK_ACCESSIBLE (target), 1, &relation, &value);
g_value_unset (&value);
}
else
{
gtk_accessible_reset_relation (GTK_ACCESSIBLE (target),
GTK_ACCESSIBLE_RELATION_LABELLED_BY);
}
}
static void
emit_changed (GtkPrinterOptionWidget *widget)
{